The UM Pro 10 is ideal for on-stage monitoring for any level of musician, the UM Pro 20 is ideal for on-stage monitoring for drummers, vocalist and bass players, and the UM Pro 30 is the reference product for on-stage monitoring and home or studio recording.

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Aperion is a group of dedicated audio enthusiasts committed to helping you create the sound experience of your life, at a price that won't break the bank.
We make award-winning speakers that look as good as they sound and sell them online so you get unbeatable quality for the price.
You always get a 60-day in-home audition with FREE SHIPPING. If you don't like your speakers for any reason, send them back and we'll pay the shipping. Really.
You get unlimited free support for your entire system and we back up our products with generous 5-and-10-year warranties. Since we've been around for over fifteen years, you're covered.